This interactive Web site explores invading aquatic plants and animals, and is presented in the style of detectives gathering evidence to "book" the criminals. An excellent teacher resource.
Features: Lesson Ideas, Online Interactivity, Graphics/Multimedia, Assessment, Ask an Expert, Career Info
How does an ecosystem recover from a major one-time insult such as an oil spill? Read about the Exxon Valdez oil spill's effect on Prince William Sound. Then use real data to help investigate the impact of the disaster.
Features: Lesson Ideas, Online Interactivity, Graphics/Multimedia, Assessment, Data Sources, Ask an Expert, In the News, A Bit of History, Inquiry Materials